The superior and inferior venæ cavæ are busily filling the auricle with dark, impure blood.
It contains one auricle and one ventricle only, not two of each as in man.
B, is the right sinus, or auricle, into which the returned blood is poured.
The extrasystole may have its origin in either the auricle or the ventricle.
The auricle may contract twice as often as the ventricle, and the pulse may be regular or markedly irregular.
The auricle and ventricle on each side are completely separated.
The absence of the auricle, as the result of accident or injury, does not cause diminution of hearing.
In animals with cold blood, (as fishes,) the heart is single, having but one auricle and one ventricle.
The heart is modified to form two pulsating cavities, auricle and ventricle.
Such a condition may be readily produced in a dog's exposed heart by direct faradization of the auricle.
part of the ear, 1650s, from Latin auricula "ear," diminutive of auris (see ear (n.1)). As a chamber of the heart, early 15c., from Latin, so called from a perceived similarity in shape to an animal's ear.
auricle au·ri·cle (ôr'ĭ-kəl)
The projecting shell-like structure on the side of the head constituting, with the external acoustic meatus, the external ear. Also called pinna.